BLOOM FILTERS

BLOOM FILTERS WHAT ARE BLOOM FILTERS: Cassandra combines data from RAM (in memtables) and disk (in SSTables) in the read path. Cassandra uses a data structure called a bloom filter to avoid having to go through each and every SSTable data file to find the… Read More

CASSANDRA BACKUPS

CASSANDRA BACKUPS WHAT ARE BACKUPS: Immutable SSTable files are used by Apache Cassandra to store data. The backup copies of the database data that are kept as SSTable files in the Apache Cassandra database are called backups. There are various uses for backups, some of… Read More

DATATYPES IN CQL (2.0)

DATATYPES IN CQL (2.0) CUSTOM DATA TYPE: A Custom datatype is defined by every Java class that extends the server-side Abstract Type class and can be loaded by Cassandra is called a custom type; as a result, it should be included in the CLASSPATH of every… Read More

CASSANDRA QUERY LANGUAGE

CASSANDRA QUERY LANGUAGE WHAT IS CASSANDRA QUERY LANGUAGE? The computer languages used to create queries in databases and information systems are known as query languages. The main query language used to interact with the Apache Cassandra database is called Cassandra Query Language. A model resembling… Read More

GUI TOOLS FOR APACHE CASSANDRA

GUI TOOLS FOR APACHE CASSANDRA An interface containing visual elements like buttons or icons that the user uses to interact with electronic equipment is known as a graphical user interface (GUI) tool for Apache Cassandra. The enhancement of graphical user interface’s usability for the typical… Read More

CASSANDRA DATA MODELING TOOLS

CASSANDRA DATA MODELING TOOLS You can create queries and maintain your Cassandra schema with a number of available tools. KASHLEV DATA MODELER: The data modeling process outlined in this paper, which includes defining access patterns, conceptual, logical, and physical data modeling, and schema development, is automated… Read More